@article{TRSPY_2019_307_a17,
     author = {A. I. Shafarevich},
     title = {Lagrangian {Tori} and {Quantization} {Conditions} {Corresponding} to {Spectral} {Series} of the {Laplace} {Operator} on a {Surface} of {Revolution} with {Conical} {Points}},
     journal = {Informatics and Automation},
     pages = {319--327},
     publisher = {mathdoc},
     volume = {307},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2019_307_a17/}
}